Lab-no-2 - Laboratory no. 2 MAC addresses in LAN (ARP...

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Laboratory no. 2 MAC addresses in LAN (ARP cache) Communication (wiring) closet’s components Part1 – ARP (Address Resolution Protocol) Exit to command prompt/ Check the parameters of the arp command. Execute arp –a . Verify that no ARP cache (table) exists in your computer. The ARP cache is a table that links between IP addresses and MAC addresses of computers from the same LAN. We will deal with ARP = Address Resolution Protocol when we will learn the network layer, later in the course. The ARP cache is built dynamically by each computer when sending packets to other computers. It has a very short TTL, around 30 seconds. To build the ARP cache in your computer, ping: 1. The other PC in your LAN and 2. Any PC from one of the other LANs. These pings will build the ARP cache not only in your computer, but in the ping -ed computer as well. Why? Answer: ____________________________________________________________________ ____________________________________________________________________ Write
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This note was uploaded on 04/14/2011 for the course CS 61105 taught by Professor Petersoreano during the Spring '11 term at Technion.

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Lab-no-2 - Laboratory no. 2 MAC addresses in LAN (ARP...

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